Category Archives: Software

Bun is a fast all-in-one JavaScript runtime

As a mid-life greabeard that started my career on Z/OS / MVS writing JCL and running COBOL and SAS jobs, I like JavaScript. It doesn’t have the obtuseness of C, the ultra-strict type-checking of Pascal, the verbosity of COBOL, class … Continue reading
Posted in English Content, JavaScript, Software | Tagged , , | Leave a comment

Il database con due tabelle

In questo articolo del 2012, si legge che Reddit avrebbe un database da due tabelle: https://kevin.burke.dev/kevin/reddits-database-has-two-tables/ Le due tabelle si chiamano “Cose” e “Dati” (i.e. attributi delle cose). “Cose” contiene una riga per ogni oggetto del sistema (utenti, forum, ecc) … Continue reading
Posted in Italian Content, Software | Tagged , | Leave a comment

Log4jShell

Log4jShell vulnerability Kasperky article https://www.lunasec.io/docs/blog/log4j-zero-day-update-on-cve-2021-45046/ with the following “news”:If you have previously used LOG4J_FORMAT_MSG_NO_LOOKUPS to mitigate the log4shell vulnerability, in certain conditions this will not be sufficient to protect your code from RCE. Refer to our mitigation guide for additional steps … Continue reading
Posted in English Content, Knowledgebase, Software | Comments Off on Log4jShell

Ubuntu 20 LTS failed me (only for servers install…:)

On 2023 Ubuntu 18 LTS support will end, so I started to evaluate the next LTS release, Ubuntu 20.
Posted in English Content, Software | Tagged , | Comments Off on Ubuntu 20 LTS failed me (only for servers install…:)

Open calculator (aggiornato)

Voglio raccontarvi una storia, per spiegarvi quanto è difficile conciliare la vendita di un prodotto commerciale con lo sviluppo di un software “open”. Al giorno d’oggi le calcolatrici scientifiche sono un mercato con parecchia concorrenza, e lo prenderò come esempio. … Continue reading
Posted in Freedom, Italian Content, Software | Tagged | Comments Off on Open calculator (aggiornato)

Meltdown and Spectre Mitigation removal

Some time ago I stumbled upon this Hacker News discussion on how disable Spectre mitigation. (For what Meltdown and Spectre is, refer to this article on 2018) It is sad to say but my Intel NUC centrino was slowed down … Continue reading
Posted in English Content, Software | Tagged , , , , , , | Comments Off on Meltdown and Spectre Mitigation removal

Legacy Management

Good insights from this article: How to strangle a legacy codebase The strategy is simple: Progressively delete the old code base, in favor of a new one. Here’s the plan: Have the new code acts as a proxy for the old … Continue reading
Posted in Knowledgebase, Software | Tagged , , | Comments Off on Legacy Management